In electrical engineering, a ground plane is an electrically conductive surface, usually connected to electrical ground.
Read more about Ground Plane: Radio Antenna Theory, Printed Circuit Boards
Famous quotes containing the words ground and/or plane:
“Nor must Uncle Sam’s Web-feet be forgotten. At all the watery margins they have been present. Not only on the deep sea, the broad bay, and the rapid river, but also up the narrow muddy bayou, and wherever the ground was a little damp, they have been, and made their tracks.”
—Abraham Lincoln (1809–1865)
“In time the scouring of wind and rain will wear down the ranges and plane off the region until it has the drab monotony of the older deserts. In the meantime—a two-million-year meantime—travelers may enjoy the cruel beauties of a desert in its youth,....”
—For the State of California, U.S. public relief program (1935-1943)